The air conditioning expansion valve can fail causing poor, or no cooling from the AC system.Google+
Car Problem Reports
Saab 9-5 Poor, or No Cooling From the Air Condioning Due to Expansion Valve Failure
Saab 9-5 Problem
Average Mileage: 77,333 mi (50,000 mi - 102,000 mi)
Visitor, 2001 Saab 9-5, 80,000 mi
I cant get the car to cool down in the summer. I tried using the recirculation button and that helps. The upper vents sides and the center of the console wont open because the damper that changes from lower air direction to the upper will not close to redirect the fan direction.
a/c blows out hot air